“Tests results in our possession indicate that some of the women who got this vaccination have since sought further tests and obtained results indicating that they can never carry a pregnancy unless a process of reversing the effects is initiated,” he said.

“Today, we can confirm to the country that the Catholic Church was right. Thousands of our girls and women aged between 14 and 49 will not have children because of the State-sponsored sterilisation that was sold to the country as tetanus vaccination,” He continued.

However, the Ministry of health has refuted the claims and reassured the public that the tetanus vaccine is secure and safe.

"The Ministry of Health wishes to reassure the public that the tetanus vaccine procured by the Government from World Health Organisation pre-qualified firms through Unicef are safe, secure and of high quality," said Dr Mailu.

Here are four key reasons the Ministry of health gave to refute Raila Odinga's claims;

1. The Ministry of health said that the allegations by Raila are not backed by evidence and risk negatively impacting national immunization programmes for children and woman.